• 1630 Dunbier A1420N Mackay Axle Round Stub and Nut 200mm x 39mm Suits LM Bearings | Marine Trailer Part
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1630 Dunbier A1420N Mackay Axle Round Stub and Nut 200mm x 39mm Suits LM Bearings | Marine Trailer Part

1630 Dunbier A1420N Mackay Axle Round Stub and Nut 200mm x 39mm Suits LM Bearings | Marine Trailer Part

$29.00 AUD
$29.00 AUD
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✓ Authorised Volvo Penta Dealer · Marine & auto specialists · Ships Australia-wide

🔧 Product Description

Dunbier Round Weld-In Axle Stub 200 × 39mm for LM Bearings – Part Number: 1630

A weld-in round axle stub approximately 200mm long with a 39mm axle-body section, supplied with the matching axle nut and washer. It allows fabrication or repair of a custom trailer axle while providing the machined journal surfaces required for the specified bearing family.

⚙️ Key Features

  • Approximately 200mm overall stub length
  • 39mm round weld-in body
  • Machined tapered-roller-bearing journals
  • Supplied with axle nut and washer
  • Suitable for custom axle fabrication or approved repair

📏 Specifications

  • Stub body size: 39mm round
  • Approximate length: 200mm
  • LM bearing family: Inner LM67048 cone with LM67010 cup
  • LM bearing family: Outer LM11949 cone with LM11910 cup
  • Standard rear seal commonly catalogued as Dunbier 1710
  • Marine seal alternative commonly catalogued as Dunbier 1715 where the hub and journal suit

🔄 Cross Reference & Related Parts

  • Dunbier: 1630
  • Mackay: A1420N
  • Hub and bearing kits must match the journal family
  • Comparable weld-in stubs must match weld diameter, journal dimensions, thread and seal land

🚤 Trailer Compatibility & Application

  • Suitable for axle fabrication by a competent trailer or engineering workshop
  • Axle alignment, weld procedure and material compatibility are critical
  • Not a bolt-on replacement part

🔌 Function

Provides the machined spindle, bearing seats, seal land and threaded hub-retaining point at the end of an axle beam.

⚠️ Common Signs of Failure

  • Bearing journals are scored or undersize
  • Stub is bent or cracked
  • Thread is damaged
  • Seal land is grooved or corroded
  • Weld area shows cracking or axle misalignment

🛠️ Installation & Safety

  • Stub welding and axle alignment should be completed by a qualified fabricator
  • Protect machined journals from weld spatter and heat damage
  • Use a jig to maintain track, toe and camber
  • Inspect welds and axle straightness before assembly
  • Fit new bearings, seal, nut and split pin

📦 Condition

  • Brand new Dunbier Marine Products trailer component
  • Supplied as one axle stub with nut and washer
  • Supplied in original or equivalent packaging

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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